GeekRadar / The comparison desk

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CPU

AMD

AMD EPYC 9456

Processor

CPU cores: 48
CPU threads: 96
Maximum boost clock: 3.7 GHz
Thermal design power: 265 W

No matched benchmark results are available for this entry yet.

Processing & platform

CPU cores: 48
CPU threads: 96
Base clock: 3.2 GHz
Maximum boost clock: 3.7 GHz
L3 cache: 256 MB
Socket / package: SP8

Cache hierarchy

L1 / per core
Level
L1
Scope
per core
Size
0.078125 MB
L2 / per core
Level
L2
Scope
per core
Size
1 MB
L3 / total
Level
L3
Scope
total
Size
256 MB

Compatible sockets

SP8

Memory & storage

Memory channels: 8

Supported memory

DDR5
Technology
DDR5

CPU memory support

DDR5 RDIMM | MRDIMM
Technology
DDR5 RDIMM | MRDIMM
Memory controller specification
Variant / details
Up to 8000 MT/s / Up to 12800 MT/s
Per-socket memory bandwidth
Variant / details
512 GB/s / 819.2 GB/s

Power specifications

Thermal design power: 265 W

CPU power specifications

Default CPU Power 265 W
Power specification
Default CPU Power
Rated power
265 W
Variant / details
265W (CPU Power Range: 155W-300W)
CPU Power Range 155–300 W
Maximum rating
300 W
Minimum rating
155 W
Power specification
CPU Power Range
Variant / details
265W (CPU Power Range: 155W-300W)